Basic call blocker lets you block up to 20 numbers. Reducing nuisance calls using basic call blocking and Do Not Disturb mode.
BT Everyday Cordless Landline House Home Phone Basic Landline Call Blocker Twin
BT Everyday Cordless Landline Phone Black, Single Handset, Call Blocker, 20, BT
BT Everyday Cordless Landline House Phone, Home Twin Handset Pack
BT Everyday Cordless Landline House Phone, Home Phone, Basic Call Blocker, Do No
